Keystones — Bedrock
Five GCSE retrieval questions · 28 December 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 58
Answer: 36 + 58 = 94 -
2. Algebra Substitution
If x = 7, find the value of 7x + 11
Answer: 60 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 20, 19, 14, 4
Answer: 14.25